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P0440 Diagnostic Trouble Code Discussion for February 2011

General EVAP System Failure

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Trouble Ticket Help Requests for DTC P0440
Help Request Posted
2006 Jeep Commander 4.7L MIL Lamp on VIN: 1J8HG48N96
P0440: General EVAP System Failure. ... guys.Check engine is on with p0440 & p0441.WE smoke checked system with no problems found.USING SNAP ON SOLUS ,did function test on evap.it never passes.Replaced evap.sol.in engine comp.and nldl detector behind left rear wheel.I drove vehicle 10 miles ...
February 04, 2011
2001 Suzuki Esteem GLX 1.8L MIL Lamp on VIN: JS2GB41S61
P0440: EVAP System Malfunction. Hello, This Suzuki throws a pending code while trying to run the monitors. The EVAP system seems rather simple however we cannot pinpoint the root cause. According to Mitchell 1 the code is supposed to set after it purges and then watches pressure buildup. Whe...
February 11, 2011